BS 2750-3(1995) : 1995

Committees responsible
National foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Equipment
5 Test arrangement
6 Test procedure and evaluation
7 Precision
8 Expression of results
9 Test report
Annex A (normative) Putty for the mounting of glazings in the
                      test opening
Annex B (normative) Measurement of the sound reduction index
                      of the filler wall (and any flanking
                      constructions) for test openings for doors,
                      windows, glazings and fagade elements
Annex C (normative) Qualification and positioning of the sound
                      source
Annex D (informative) Measurement of flanking transmission
Annex E (informative) Measurement of the total loss factor
Annex F (informative) Guidance for measurements in the
                      low-frequency bands
Annex G (informative) Form for the expression of results
Annex H (normative) Installation guidelines for lightweight twin
                      leaf partitions
Annex ZA (normative) Normative references to international
                      publications with their relevant European
                      publications

Describes a laboratory method of measuring the airborne sound insulation of building elements such as walls, floors, doors, windows, fagade elements and fagades, except those classified as small building elements (for which a measuring method is specified in ISO 140-10).